Finding the Third Proportional to 131,766.19 and 289,771.88
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Solution
The third proportional to 131,766.19 and 289,771.88 is: 637,248.00
Step by Step Solution
- Step 1: Write the proportion equation
131,766.19 : 289,771.88 = 289,771.88 : x - Step 2: Convert to fraction form
131,766.19/289,771.88 = 289,771.88/x - Step 3: Cross multiply
131,766.19x = 289,771.88 × 289,771.88 - Step 4: Simplify right side
131,766.19x = 83,967,739,541.02 - Step 5: Solve for x
x = 83,967,739,541.02/131,766.19 - Step 6: Final answer
x = 637,248.00
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These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.